Definition of "Evisceration" :

noun: altering something (as a legislative act or a statement) in such a manner as to reduce its value

"The adoption of their amendments would have amounted to an evisceration of the act."

noun: the act of removing the bowels or viscera; the act of cutting so as to cause the viscera to protrude

noun: surgical removal of an organ (or the contents of an organ) from a patient